CVE-2022-43970 – Buffer overflow in Linksys WRT54GL

https://notcve.org/view.php?id=CVE-2022-43970

A buffer overflow vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A stack-based buffer overflow in the Start_EPI function within the httpd binary allows an authenticated attacker with administrator privileges to execute arbitrary commands on the underlying Linux operating system as root. This vulnerablity can be triggered over the network via a malicious POST request to /apply.cgi. Existe una vulnerabilidad de desbordamiento del búfer en el router Linksys WRT54GL Wireless-G Broadband con firmware &lt;= 4.30.18.006. Un desbordamiento de búfer en la región stack de la memoria en la función Start_EPI dentro del binario httpd permite a un atacante autenticado con privilegios de administrador ejecutar comandos arbitrarios en el sistema operativo Linux subyacente como root. • https://youtu.be/73-1lhvJPNg https://youtu.be/RfWVYCUBNZ0 https://youtu.be/TeWAmZaKQ_w • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •